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Subject: Re: rs422-rs232 conversion
X-Newsreader: Microsoft Outlook Express 5.50.4522.1200
Date: Fri, 06 Dec 2002 05:06:46 GMT
NNTP-Posting-Date: Thu, 05 Dec 2002 23:06:46 CST
Organization: Road Runner - Texas
AMD 26LS30 and 26LS32 if they still make them. Search for drivers and
"Ken Taylor" wrote in message
> Easiest way these days is RS232 - TTL converters and TTL - RS422/485
> converters. I don't know of any chips that do it in one.
> "cookielady" wrote in message
> > Hi,
> > I did this once (circa 1994) with a couple of opto-couplers, a couple of
> > diff. drivers, and a smattering of diodes and resistors. Sorry I don't
> > the schematic handy, but it's really not difficult.
> > Keith
> > "mike cook" wrote in message
> > news:3DEFD1D5.email@example.com...
> > > Hi,
> > > Anyone out there got a link to a 422-232 conversion circuit.
> > > fancy, cable length won't exceed 30m. Just some chips I can glue to
> > > veroboard for an experiment. I need 2 drivers and 3 receivers.
> > > There seem to be quite a bunch of driver/receiver chips avalable. Any
> > > preferences?
> > > Thanks
> > >
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